TY - GEN AU - Hanefeld,M TI - [Controlled studies in German language publications] SN - 1439-4413 PY - 2008///0410 KW - Communication Barriers KW - Controlled Clinical Trials as Topic KW - Humans KW - Language KW - Periodicals as Topic KW - standards N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1055/s-2008-1075651 ER -